Round|Natural|GIA

1.03ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 2556885335

Certificate GIA 2556885335

Diamond specifications and retailer prices

From $1,510 USD
As of November 5, 2026
Save $1,375 USD (48%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $2,885 USD at Wholesale Diamonds Direct · As of November 4, 2026
View at Wholesale Diamonds Direct

About this 1.03ct natural round diamond

This 1.03ct natural round sits in the classic one-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2556885335. Listed at 13 retailers as of November 4, 2026, with prices from $1,510 to $2,885, a $1,375 spread on the same certified stone. Wholesale Diamonds Direct lists it at $2,885. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.03
Carat
J
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2556885335
Dimensions6.51 × 6.53 × 3.99 mm
L/W Ratio1.00
Culet sizeNone
Top View
6.51 mm6.53 mm1.03 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2556885335
Side View
Table 57.0%Crown 33.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $2,213 USD|Low: $1,502 USD|High: $2,969 USD|Avg: $2,166 USD|-3.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Wholesale Diamonds Direct
November 6, 2026
Retailer 4$1,510 USD
Retailer 9$1,749 USD
Retailer 10$1,764 USD
Retailer 6$1,919 USD
Retailer 3$1,920 USD
Retailer 11$2,112 USD
Retailer 1$2,213 USD
Retailer 7$2,247 USD
Retailer 2$2,290 USD
Retailer 5$2,465 USD
Retailer 8$2,690 USD
Wholesale Diamonds Direct$2,885 USD

37 data points across 12 retailers

13 retailers$1,510 USD to $2,885 USD

A
Cheapest Retailer
-
$1,510 USD
A
Retailer 2
-
$1,749 USD
View
A
Retailer 3
-
$1,764 USD
View
B+
Retailer 4
-
$1,851 USD
View
B+
Retailer 5
-
$1,919 USD
View
B+
Retailer 6
-
$1,920 USD
View
B+
Retailer 7
-
$2,112 USD
View
B+
Retailer 8
-
$2,213 USD
View
B+
Retailer 9
-
$2,247 USD
View
B+
Retailer 10
-
$2,290 USD
View
B
Retailer 11
-
$2,465 USD
View
B
Retailer 12
-
$2,690 USD
View
Most Expensive
B
Wholesale Diamonds Direct
592462622 · Nov 4
$2,885 USD
View
12 more retailers have this diamond
Prices start from $1,510 USDSave up to $1,375 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.03ct Round
$1,510 USD